Summary:
Game crashes when pressing share button multiple times. This can be reproduced with the button in the marketplace in any pack and in the profile where you can share your game tag.

Steps to reproduce:

1. Open the marketplace.
2. Open any pack.
3. Press the share button quickly several times.

Steps to reproduce:

1. Open your profile.
2. Click on the button with three dots next to "Dressing room" (Account options).
3. Click on the button "Share my profile".
4. Press the green "SHARE" button many times.

Observed results:
Minecraft freezes and then closes.

Expected results:
You cannot press the button too many times to prevent crashing.